Finding the Fourth Proportional to 170,648,857.03, 235,493,746.14 and 92,330,692.10
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Solution
The fourth proportional to 170,648,857.03, 235,493,746.14 and 92,330,692.10 is: 127,415,447.99
Step by Step Solution
- Step 1: Write the proportion equation
170,648,857.03 : 235,493,746.14 = 92,330,692.10 : x - Step 2: Convert to fraction form
170,648,857.03/235,493,746.14 = 92,330,692.10/x - Step 3: Cross multiply
170,648,857.03x = 235,493,746.14 × 92,330,692.10 - Step 4: Simplify right side
170,648,857.03x = 21,743,300,566,916,640 - Step 5: Solve for x
x = 21,743,300,566,916,640/170,648,857.03 - Step 6: Final answer
x = 127,415,447.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.